New Study: Humanity Has Likely Fallen Below Replacement Fertility

If true, this is the first time in history…

Click below for a useful summary and a link to the actual research paper.

(1) Ronnie Stoeferle on X: “1/ đź§µ Spent the weekend with a paper instead of the charts. Fernández-Villaverde (UPenn) & Norrick (Northwestern): “Terra Incognita: The Economics of a Shrinking World” (9 Aug). Their claim: as of 2026, humanity has likely fallen below replacement fertility. Not a country. https://t.co/t2HA5AZfye” / X

Published by markskidmore

Mark Skidmore is Professor of Economics at Michigan State University where he holds the Morris Chair in State and Local Government Finance and Policy. His research focuses on topics in public finance, regional economics, and the economics of natural disasters. Mark created the Lighthouse Economics website and blog to share economic research and information relevant for navigating tumultuous times.

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